发明名称 Preparation Method for (Meth)acrylate
摘要 The present invention provides a method for preparing (meth)acrylate by esterification reaction of reactants containing (meth)acrylic acid and alcohol in the presence of a catalyst, the preparation method for (meth)acrylate is characterized in that a hydrazine compound or derivative thereof is put into an esterification reactor; and (meth)acrylate prepared by the same. The present invention effectively prevents impurities generated by aldehyde that is contained in the raw material (meth)acrylic acid from remaining in a production apparatus and the catalyst, so that the process for producing (meth)acrylate proceeds smoothly.
申请公布号 US2011060158(A1) 申请公布日期 2011.03.10
申请号 US20100853430 申请日期 2010.08.10
申请人 LG CHEM, LTD. 发明人 KIM HYUN-KYU;CHO DONG-HYUN;KO JUN-SEOK;CHA KYONG-YONG;BAEK SE-WON;WOO DONG-HYUN
分类号 C07C69/54 主分类号 C07C69/54
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